Eduardo Chavez, group supervisor of the Drug Enforcement Administration's district office in Albuquerque logs and bags evidence -- including nearly $1,200 in cash -- during a warrant search of the home of suspect Vito Gurule, 33. Jack Gruber, USA TODAY

DEA supervisor Eduardo Chavez, center, speaks with members of his team behind a local business before the start of an undercover surveillance operation. Jack Gruber, USA TODAY

DEA officers question Vito Gurule, 33, outside his home as other agents execute a search warrant. Gurule was arrested in front of a methadone clinic and charged with trafficking of a controlled substance -- heroin. Jack Gruber, USA TODAY